Associated Equipment GM L36 User Manual Download | Manualshive

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LS1M

User’s Guide

PDA OBD2 Scanner

Version 1.7e

Optimized for GM LS1 and L67/L36 Engine

Copyright by Mark Chauvin, Mark-It Upgrades, 2006

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Summary of Contents for GM L36

Page 1: ...Page 1 LS1M User s Guide PDA OBD2 Scanner Version 1 7e Optimized for GM LS1 and L67 L36 Engine Copyright by Mark Chauvin Mark It Upgrades 2006 ...

Page 2: ...sh on the driver s side It s a 16 pin connector with pins 1 8 across the top pins 9 16 across the bottom The VPW protocol uses pins 2 4 5 16 so these positions should have a metal insert present LS1M has been optimized for use in GM s LS1 and L67 series engines Enhanced data parameters for these engine types are supported there s a list of them in the appendix Some of these enhanced parameters wil...

Page 3: ...A plugs into the serial cable and the serial cable plugs into the LS1M cable The serial cable s charge connector plugs into the car charger which plugs into the cigarette lighter Make sure the car s ignition key is in the RUN position or start the engine before scanning There are a pair of internal DIP switches in the little black box of the OBD2 cable Turning these switches ON will provide enough...

Page 4: ...ng Operation of the LS1M scanner while driving can pose a danger to you your passengers and other drivers Please always keep your eyes on the road If necessary have someone else operate the scanner while you drive or use the logging functions to record data for later playback PDA Basics No software installation is required before using LS1M if you purchased the PDA with your scanner If you purchas...

Page 5: ...To turn the PDA on press the power button located on the top of the PDA To turn off the PDA simply press the power button again To adjust for daylight or nighttime viewing double click the power button press it twice real fast Don t hold the power button down for more than 2 seconds though That will cause an error and may require the PDA to be reset PDAs are designed to be used for brief periods m...

Page 6: ...ou will see the backspace key and arrow key and the space bar is the big wide one at the bottom of the keyboard Next to the space bar is an up arrow for capital letters To use it click it once and the following letter will be capitalized To the far right of the space bar is a key with a dot and line on it This is the menu button Click it to drop down the menu s on certain programs Drop down menu s...

Page 7: ...Page 7 Create a new user named LS1M Select USB Click Next and the Install It may be necessary to reboot your computer after the installation is complete ...

Page 8: ...ou re following the steps below Usually this is caused by failing to reboot between steps 1 Install Palm Desktop 4 1 or newer file PDADesktop41ENG exe from the CD 2 Install the LS1MSynchronizer file setup exe from the LS1M Synchronizer folder on the CD 3 Reboot the PC Hot Synching Hot Synching is term applied to connecting the PDA to the computer through the USB port and synchronizing data between...

Page 9: ...s the thin pointer into this hole until you feel a click That will reboot the PDA If it s really stuck and a regular reset doesn t fix it then you need to do a hard reset This will wipe out the PDA memory and put it back to how it was when you bought it To do a hard reset hold the power button down press the reset button hole wait for the Palm Powered screen to show up then let go of the power but...

Page 10: ... the computer uses to adjust the air fuel ratio Used mainly for computer tuning for modified vehicles Accel Test This screen is used to measure a vehicle s acceleration by timing it from a standing start to 60 mph or other user selected speeds Trouble Codes Use this screen to view the trouble codes reported by the vehicle s computer reset the Service Engine Soon light Gauge Displays just a few par...

Page 11: ... input while running LS1M Vehicle weight Enter approx vehicle weight here Used for estimated horsepower on the Accel Test screen See Using the Keyboard above for how to enter numbers here Automatically save logs Click this to have your logged data automatically saved every time you switch off of the Scan screen This can prevent logged data from being accidentally lost Also consider using the Auto ...

Page 12: ... and Page Fwd buttons When you start the Scan screen for the first time page 1 displays There are 10 different pages of parameters which can be displayed By default the first 6 are configured Pressing the Fwd Back buttons will cycle through the different pages Note that only the visible parameters on the current page are being scanned To stop the scan click the Stop button or press the Page Down b...

Page 13: ...ing the engine over If it s less than 9 5V your battery may be on its way out This page shows how injector duty cycle is monitored First you configure RPM and the injector pulse width then the IDC1 parameter calculates the duty cycle You can use IDC1 IDC2 to see if your fuel injectors are being over worked Scan this page do a wide open throttle run then click the Info button to see how high your d...

Page 14: ...an save the data in an internal database for later playback This is called logging To initiate a log first start scanning The Scan button will change to a Log button Click the Log button and the mode will change to LOGGING You can also do this by pressing the Page Up button twice in a row All of the data you see on the current page will be recorded in memory In the lower left of the screen the Sta...

Page 15: ...n the SPD reaches 70 mph When a Filter or Range is active the button will be highlighted as shown below To remove the filter just press the Filter button again To step through the log use the and arrow buttons the Page Up Page Down buttons or drag the scroll bar To save a log after logging data click the Save button Enter a description then click Save The Clear button will clear the description Se...

Page 16: ...apture the data serially Click Dump and follow the on screen instructions for setting baud rate data bits on your Term program Once you click View the Scan screen will appear with the saved data so you can view and filter the values Saving Data with the Auto Log Screen To start the auto logger click Auto Log on the main menu This is the main Auto Log screen Here you can specify three parameters to...

Page 17: ...m The first Display params while logging is used to specify that the 3 parameters on the main screen continue to be updated even when automatic logging starts It s useful if you want to continue to monitor them but it does slow the scan rate down somewhat The other option Start again automatically means that after the Stop Logging condition is true and the logged data is saved to the internal PDA ...

Page 18: ...e or the word Max to change the display Note that only the parameters that were selected to log will be included here For instance if KR knock retard was not included in parameter list 1 then you can t view the Min Max or Avg value of KR during this run To view the logged data frame by frame click the View Logs button it ll take you to the Saved Logs screen where you can load the logged run into t...

Page 19: ...e to get more information at the bottom of the screen You can also select multiple items by holding down the Control key on the PC keyboard or using the Select All button You can Delete the selected logs or use Delete All to delete all saved logs from the PDA To save the selected log s click the Save button A dialog box will appear asking for an appropriate file name or file location Be sure to se...

Page 20: ...n by the O2 sensors Each set of conditions is called a cell Cell 16 for instance is normally used when the car is idling To collect the LTrims click the Start button or press Page Up As data is collected the different cell values in the display will be updated The current cell will be outlined In the example above for instance the current cell number is 15 with a positive value of 2 20 percent The...

Page 21: ...e So for instance if you re going 35 mph and press start then you can slow down to a full stop and then accelerate when you re ready When the timer starts you ll hear a short beep then when you pass the second speed point there will be an alarm sound if the sounds are not muted see Muting the Sound on page 5 Your elapsed time will be shown in seconds as well as your estimated horsepower Estimated ...

Page 22: ...tus These are the self diagnostic tests that the computer does to make sure the equipment is working Tests are listed by name then their status In the example above the Catalyst self test has been completed YES the Heated Catalyst test is not supported in this car NA means this car doesn t have one and the Evap System test has not been completed NO Each time a scan is completed or the SES light is...

Page 23: ...dividually set to the current value minimum maximum or average with the appropriate Selector In the example above the current RPM is displayed at the bottom and the Maximum Knock Retard is displayed above that To return to the main menu click the Home button at the top right of the screen Misfires To go to the Misfires screen click the Misfires button on the Main Menu The Misfires screen is used t...

Page 24: ...tp www ls1m com demo LS1M_v1 7d zip and select Save Target As to save the zip file on your computer Then you ll need to unzip its contents using a utility like Winzip or you can use the built in zip file support in Windows XP by double clicking the downloaded file In Windows XP you ll need to select all the files shown above for version 1 7d copy them to a folder on your hard drive With WinZip you...

Page 25: ...er of the LS1M CD The file Palm Treo 300 User Guide will have some pertinent information in it although the LS1M PDA is not exactly a Treo 300 it is very similar You will need to install the Adobe Acrobat reader if you computer doesn t already have it to view these files Adobe Acrobat reader is a free program available from Adobe at http www adobe com products acrobat readstep html or you can inst...

Page 26: ...ature Depends on the weather rises above ambient as engine warms up IGN Ignition advance Varies 15 20 degrees at idle 20 30 at full throttle LD Engine load calculated by the vehicle s computer 0 100 depending on conditions 2 or 3 or so at idle LFT1 LFT2 Long term fuel trim driver s side passenger side 10 to 10 Zero after battery change or vehicle computer reset MAF Mass air flow From 0 5 1 lb min ...

Page 27: ...on IDC1 IDC2 Injector duty cycle driver s side passenger side 1 2 at idle up to 85 at full throttle IGNV Ignition volts 12 volts or so with key on down to 9 5 9 8 during starting then 13 5 14 5 with engine running IPW1 IPW2 Injector pulse width 2 4 milliseconds up to 15 20 at higher rpm s and full throttle KR Knock retard Zero to 3 4 degrees Ideally should always be zero MAFF Mass air flow frequen...

Page 28: ...able Export the program or the OBD 2 interface cable to any country which is under a trade embargo with the US Government WARNING Monitoring your vehicle while driving poses certain risks Always keep your eyes on the road not on the scanner Mark It Upgrades is not responsible for any damage to your vehicle or engine If you modify your vehicle you assume all the associated risks and liabilities War...

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